 /*******************************************************************************
  * Copyright (c) 2000, 2005 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.ui.internal.ide.dialogs;

 import org.eclipse.core.resources.IProject;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.jface.wizard.IWizard;
 import org.eclipse.osgi.util.NLS;
 import org.eclipse.ui.ICapabilityInstallWizard;
 import org.eclipse.ui.IWorkbench;
 import org.eclipse.ui.internal.ide.IDEWorkbenchMessages;
 import org.eclipse.ui.internal.ide.registry.Capability;

 /**
  * Represents a capability install step in a multi-step
  * wizard.
  */
 public class InstallCapabilityStep extends WizardStep {
     private Capability capability;

     private ICapabilityInstallWizard wizard;

     private IWorkbench workbench;

     private IProjectProvider projectProvider;

     /**
      * Creates the capability install step
      *
      * @param number step order number
      * @param capability the capability to install
      */
     public InstallCapabilityStep(int number, Capability capability,
             IWorkbench workbench, IProjectProvider projectProvider) {
         super(number);
         this.capability = capability;
         this.workbench = workbench;
         this.projectProvider = projectProvider;
     }

     /* (non-Javadoc)
      * Method declared on WizardStep.
      */
     public String getLabel() {
         return NLS.bind(IDEWorkbenchMessages.InstallCapabilityStep_label, capability.getName());
     }

     /* (non-Javadoc)
      * Method declared on WizardStep.
      */
     public String getDetails() {
         return capability.getInstallDetails();
     }

     /* (non-Javadoc)
      * Method declared on WizardStep.
      */
     public IWizard getWizard() {
         if (wizard == null) {
             wizard = capability.getInstallWizard();
             if (wizard != null) {
                 wizard.init(workbench, StructuredSelection.EMPTY,
                         projectProvider.getProject());
                 wizard.addPages();
             }
         }

         return wizard;
     }

     interface IProjectProvider {
         /**
          * Returns the project to which the capability
          * is to be configured against.
          */
         public IProject getProject();
     }
 }

